<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <!-- 引入样式 -->
  <link rel="stylesheet" href="../../plugins/element-ui/index.css" />
  <link rel="stylesheet" href="../../styles/common.css" />
  <link rel="stylesheet" href="../../styles/page.css" />
</head>
<body>
   <div class="dashboard-container" id="food-app">
    <div class="container">
      <div class="tableBar">
        <el-input
          v-model="input"
          placeholder="请输入菜品名称"
          style="width: 250px"
          clearable
          @keyup.enter.native="handleQuery"
        >
          <i
            slot="prefix"
            class="el-input__icon el-icon-search"
            style="cursor: pointer"
            @click="init"
          ></i>
        </el-input>
        <div class="tableLab">
          <span class="span-btn delBut non" @click="deleteHandle('批量', null)">批量删除</span>
          <span class="span-btn blueBug non" @click="statusHandle('1')">批量启售</span>
          <span style="border:none " class="span-btn delBut non" @click="statusHandle('0')">批量停售</span>
          <el-button
            type="primary"
            @click="addFoodtype('add')"
          >
            + 新建菜品
          </el-button>
        </div>
      </div>
      <el-table
        :data="tableData"
        stripe
        class="tableBox"
        @selection-change="handleSelectionChange"
      >
        <el-table-column
          type="selection"
          width="25"
        ></el-table-column>
        <el-table-column
          prop="name"
          label="菜品名称"
        ></el-table-column>
        <el-table-column prop="image" label="图片" align="center">
          <template slot-scope="{ row }">
            <el-image style="width: auto  height: 40px  border:none cursor: pointer " 
            :src="getImage(row.image)" 
            :preview-src-list="[ `/img/${row.image}` ]" >
            <div slot="error" class="image-slot">
              <img src="./../../images/noImg.png"  style="width: auto  height: 40px  border:none " >
            </div>  
          </el-image>
          </template>
        </el-table-column>
        <el-table-column
          prop="categoryName"
          label="菜品分类"
        ></el-table-column>
        <el-table-column label="售价">
          <template slot-scope="scope">
            <span style="margin-right: 10px ">￥{{ scope.row.price/100 }}</span>
          </template>
        </el-table-column>
        <el-table-column label="售卖状态">
          <template slot-scope="scope">
            <span style="margin-right: 10px ">{{ scope.row.status == '0' ? '停售' : '启售' }}</span>
          </template>
        </el-table-column>
        <el-table-column
          prop="updateTime"
          label="最后操作时间"
        >
        </el-table-column>
        <el-table-column
          label="操作"
          width="160"
          align="center"
        >
          <template slot-scope="scope">
            <el-button
              type="text"
              size="small"
              class="blueBug"
              @click="addFoodtype(scope.row.id)"
            >
              修改
            </el-button>
            <el-button
              type="text"
              size="small"
              class="blueBug"
              @click="statusHandle(scope.row)"
            >
              {{ scope.row.status == '0' ? '启售' : '停售' }}
            </el-button>
            <el-button
              type="text"
              size="small"
              class="delBut non"
              @click="deleteHandle('单删', scope.row.id)"
            >
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        class="pageList"
        :page-sizes="[10, 20, 30, 40]"
        :page-size="pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="counts"
        @size-change="handleSizeChange"
        :current-page.sync="page"
        @current-change="handleCurrentChange"
      ></el-pagination>
    </div>
  </div>
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="../../plugins/vue/vue.js"></script>
    <!-- 引入组件库 -->
    <script src="../../plugins/element-ui/index.js"></script>
    <!-- 引入axios -->
    <script src="../../plugins/axios/axios.min.js"></script>
    <script src="../../js/request.js"></script>
    <script src="../../api/food.js"></script>
   <script>
     new Vue({
       el: '#food-app',
       data() {
         return {
           input: '',
           counts: 0,
           page: 1,
           pageSize: 3,
           tableData : [],
           dishState : '',
           checkList: []
         }
       },
       computed: {},
       created() {
         this.init()
       },
       mounted() {
       },
       methods: {
         async init (); {
       const params = {
         page: this.page,
         pageSize: this.pageSize,
         name: this.input ? this.input : undefined
       };
       await; getDishPage(params).then(res => {
         if (String(res.code) === "200";) {
         this.tableData = res.data.records || [];
         this.counts = res.data.total
       }
     }).catch(err => {
         this.$message.error('请求出错了：' + err)
       };)
     },
     getImage (image); {
       return `/img/${image}`
     },
     handleQuery(); {
       this.page = 1;
       this.init();
     },
     // 添加
     addFoodtype (st); {
       if (st === 'add'){
         window.parent.menuHandle({
           id: '4',
           url: '/backend/page/food/add.html',
           name: '添加菜品'
         },true)
       } else {
         window.parent.menuHandle({
           id: '4',
           url: '/backend/page/food/add.html?id='+st,
           name: '修改菜品'
         },true)
       }
     },

     // 删除
     deleteHandle (type, id); {
       if (type === '批量' && id === null) {
         if (this.checkList.length === 0) {
           return this.$message.error('请选择删除对象')
         }
       }
       this.$confirm('确认删除该菜品, 是否继续?', '确定删除', {
         'confirmButtonText': '确定',
         'cancelButtonText': '取消',
       }).then(() => {
         deleteDish(type === '批量' ? this.checkList.join(',') : id;).then(res => {
         if (res.code === 200;) {
         this.$message.success('删除成功！');
         this.handleQuery()
       } else {
         this.$message.error(res.msg || '操作失败')
       }
     }).catch(err => {
         this.$message.error('请求出错了：' + err)
       };)
     })
     },

     //状态更改
     statusHandle (row); {
       let params = {};
       if (typeof row === 'string' ) {
         if (this.checkList.length === 0) {
           this.$message.error('批量操作，请先勾选操作菜品！')
         }
         params.ids = this.checkList.join(',')
       } else {
         params.ids = row.id
       }

       this.dishState = params;
       this.$confirm('确认更改该菜品状态?', '提示', {
         'confirmButtonText': '确定',
         'cancelButtonText': '取消',
         'type': 'warning'
       }).then(() => {
         // 起售停售---批量起售停售接口
         dishStatusByStatus(this.dishState;).then(res => {
         if (res.code === 200;) {
         this.$message.success('菜品状态已经更改成功！');
         this.handleQuery()
       } else {
         this.$message.error(res.msg || '操作失败')
       }
     }).catch(err => {
         this.$message.error('请求出错了：' + err)
       };)
     })
     },

     // 全部操作
     handleSelectionChange (val);{
       let checkArr = [];
       val.forEach((n) => {
         checkArr.push(n.id)
       };)
       this.checkList = checkArr
     },
     handleSizeChange (val); {
       this.pageSize = val;
       this.init()
     },
     handleCurrentChange (val); {
       this.page = val;
       this.init()
     }
     }
     })
   </script>
</body>
</html>